Trail Running Calendar United Kingdom 2026-2027

Welcome to the most comprehensive guide to trail races in the UK for 2026-2027! Our curated list features an impressive 2378 trail runs across the enchanting landscapes of Scotland, and Wales. From the iconic trails of London's green outskirts to the rugged terrains near Birmingham, from Glasgow's scenic paths to Liverpool's historic routes, we've got every trail enthusiast covered.

Whether you're a seasoned trail runner looking for your next challenge or a newbie eager to explore the world of off-road running, our calendar is your one-stop solution. Dive deep into the details by searching for a specific location or simply browse through to discover new trail runs. Looking for all running events? Check out the complete Running Calendar United Kingdom on running.life.

An inflatable obstacle course event at Strathclyde Country Park on 29 August 2026, with 2.5 km, 5 km, 10 km and 15 km options, music zones and large inflatable obstacles. Finishers receive a medal, goodie bag and post run drink.

A new 5K loop at Dunnikier Park, Kirkcaldy on 29 August 2026 as part of the Running Festival, with mixed surfaces, a one hour time limit, and a minimum age of 12.

Aberfoyle Trail Run 2026 includes a scenic 10k on mixed trails and a flat 1k for primary school children, both fully marked and electronically timed. Proceeds support Aberfoyle Primary School and local community groups.

Two circular challenge walks from Rafford Village Hall, offering 30 mile and 50 mile routes that mix coastal paths, woodland and long distance trails, with time limits, route maps and GPX files and a 100 place entry limit.

A circular 30 mile challenge from Rafford near Forres on 29 August 2026 following forestry tracks, the Dava Way and the Moray Coast path. Two manned checkpoints provide refreshments and a hot meal and certificates are provided.

A seven hour timed trail challenge along the River Wear in Durham on 30 August 2026 where runners choose their distance from a 3 km minimum on a lap course, with medals, distance pins, goody bags and on-course aid stations.

Nottingham Running Festival at Nottingham Racecourse in Colwick Country Park features a Half Marathon, 10K, 5K and junior race, supports Nottinghamshire Hospice, and includes medals, free photos, chip timed results and an event village.

Experience a flat trail run through the scenic Alexandra Gardens with stunning views of Windsor Castle. Choose between 10k and half marathon distances with chip timing and free race photos included in a historic UK setting.

An England Athletics affiliated club in Pershore, Worcestershire, Pershore Plum Plodders runs weekly parkrun meetups and Plod Nights, operates a members-only kit shop, and organises the annual Plum 10k with published results for recent year..

Take on the Muntjac 15, a 15 mile trail around Danbury Essex with 1600 ft of climbing across scenic woodland and technical singletrack. Enjoy a well stocked checkpoint, a quality memento and bespoke local trophies.

A trail and rural road event around Woldingham, offering a 13.1 mile lap used once for the half and twice for the full marathon, with sections on the North Downs Way and Vanguard Way and a finish at Woldingham School.

Hardmoors 26.2 Roseberry in Guisborough on 30 August 2026 offers a Trail Marathon, Half Marathon and 10k with significant ascent, mandatory safety kit and downloadable maps for untaped, self navigated courses.

A 7 hour trail time challenge along the River Wear in Durham offering lap based distances from 3 km up to ultra and 50 km options. Finishers get a themed medal and goody bag; aid stations and vegan options are available.

An eight hour timed event on Sunday 30 August 2026 in Bridestowe featuring 5.3 km laps on an out and back route along a disused train line. Entry is limited to 70 and the minimum age is 18.

Experience a scenic trail run through the grounds of Shoreham Woods in Kent. This chip timed 10k event features woodland paths and supports the local environment and dementia research.

MacTuffX Bedford on 30 August 2026 features individual and team formats using 10x400m and 10x800m leg structures. Entry is for participants aged 18 or older and fees vary by category.

A Lake District fell race on Sun 30 Aug 2026 with a senior course of 2.5 km and 270 m climb. Entry is on the day with no pre-entry, and junior races cover U9 (from age 6), U12, U14 and U17.

Ras y Cerrig Glas is an 11.3 km fell race with 350 m of climb held from a small car park between Mynachlog-ddu and Rosebush. The partially marked route requires navigational skills and experience; entry fees include refreshments.

A hill race near Porthmadog covering 7.2 km with 564 m of ascent, partially marked and requiring navigational skills and experience. Entry is day only for £5 and teams may enter free.

A beach race at Portobello on 30 August 2026, licensed by Scottish Athletics, covering roughly 4 miles on sand at low tide. Entry is limited to 350 runners and proceeds support Towerbank Primary School and other local causes.

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